20218557084

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{311957}}^1$

素因数の和:312466

約数の個数: 48

約数和(自身を含む): 51570400896

約数和(自身を除く): 31351843812

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 491, 982, 1473, 1964, 2946, 5401, 5892, 10802, 16203, 21604, 32406, 64812, 311957, 623914, 935871, 1247828, 1871742, 3431527, 3743484, 6863054, 10294581, 13726108, 20589162, 41178324, 153170887, 306341774, 459512661, 612683548, 919025322, 1684879757, 1838050644, 3369759514, 5054639271, 6739519028, 10109278542, 20218557084]

約数ペア:

[(1, 20218557084), (2, 10109278542), (3, 6739519028), (4, 5054639271), (6, 3369759514), (11, 1838050644), (12, 1684879757), (22, 919025322), (33, 612683548), (44, 459512661), (66, 306341774), (132, 153170887), (491, 41178324), (982, 20589162), (1473, 13726108), (1964, 10294581), (2946, 6863054), (5401, 3743484), (5892, 3431527), (10802, 1871742), (16203, 1247828), (21604, 935871), (32406, 623914), (64812, 311957)]